May 2021 – vol. 114, issue 5, pp 255–266 Ben Bell, Harry Green, John Hodson and Mark HollingIt is also interesting to note that in recent years there has been an expansion of the species’ range northwards in Scandinavia (Eriksson 1969; Schulze-Hagen 1991; Shitkov et al. 2018; Keller et al. 2020). The first Norwegian breeding record was in 1967 but by the late 1980s there were as many as 100 pairs (Syvertse... This article is only available to registered users.To read more, please log in or purchase a subscription.